HTML Colors - W3Schools
Color Values. In HTML, colors can also be specified using RGB values, HEX values, HSL values, RGBA values, and HSLA values. The following three <div> elements have their background color set with RGB, HEX, and HSL values:
HTML Styles - CSS - W3Schools
CSS can be added to HTML documents in 3 ways: Inline - by using the style attribute inside HTML elements; Internal - by using a <style> element in the <head> section; External - by using a <link> element to link to an external CSS file; The most common way to add CSS, is to keep the styles in external CSS files.
How TO - Style a Header - W3Schools
Step 2) Add CSS: Style the header with a large padding, centered text, a specific background-color and a big sized text:
CSS Backgrounds - W3Schools
The CSS background properties are used to add background effects for elements. In these chapters, you will learn about the following CSS background properties: background-color
HTML Styles - W3Schools
The HTML style attribute is used to add styles to an element, such as color, font, size, and more.
W3.CSS Color Themes - W3Schools
Adding Gradients. One reader sent us this suggestion: You might want to consider adding a gradient for each theme. I used the l2 and l1 colors from the blue theme to create this gradient:
CSS Colors - W3Schools
CSS Color Values. In CSS, colors can also be specified using RGB values, HEX values, HSL values, RGBA values, and HSLA values: Same as color name "Tomato":
HTML Background Images - W3Schools
Background Image on an HTML element. To add a background image on an HTML element, use the HTML style attribute and the CSS background-image property:
HTML RGB and RGBA Colors - W3Schools
RGB Color Values. In HTML, a color can be specified as an RGB value, using this formula: rgb(red, green, blue) Each parameter (red, green, and blue) defines the intensity of the color with a value between 0 and 255. This means that there …
CSS Text - W3Schools
Text Color. The color property is used to set the color of the text. The color is specified by: a color name - like "red" a HEX value - like "#ff0000" an RGB value - like "rgb(255,0,0)" Look at CSS Color Values for a complete list of possible color values. The default text color for a page is defined in the body selector.